---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3051 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 10G 145G 7% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 676 28666 4 2748 30973 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:cd:eb:35 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.207/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84934sec preferred_lft 84934sec inet6 fe80::f816:3eff:fecd:eb35/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:8b:4f:c4:9e:b6 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3051) 06/27/26 _x86_64_ (8 CPU) 12:16:31 LINUX RESTART (8 CPU) 12:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:01 1.43 0.04 1.38 0.01 1.45 17.72 221.80 12:40:12 36.98 1.44 34.86 0.68 95.80 1161.11 380.96 Average: 19.37 0.75 18.27 0.35 49.04 594.50 302.09 12:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:01 30137792 31787232 601256 1.83 58920 1929484 1520044 4.48 179276 2269600 12 12:40:12 29355272 31588580 762120 2.32 97532 2442884 1540928 4.54 253604 2901488 326360 Average: 29746532 31687906 681688 2.07 78226 2186184 1530486 4.51 216440 2585544 163186 12:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 12:30:01 ens3 0.44 0.26 0.18 0.28 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:12 lo 0.22 0.22 0.02 0.02 0.00 0.00 0.00 0.00 12:40:12 ens3 25.55 16.54 179.26 4.56 0.00 0.00 0.00 0.00 12:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 13.11 8.47 90.52 2.44 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3051) 06/27/26 _x86_64_ (8 CPU) 12:16:31 LINUX RESTART (8 CPU) 12:20:01 CPU %user %nice %system %iowait %steal %idle 12:30:01 all 0.02 0.00 0.01 0.01 0.01 99.95 12:30:01 0 0.00 0.00 0.00 0.00 0.00 99.99 12:30:01 1 0.04 0.00 0.03 0.00 0.03 99.90 12:30:01 2 0.02 0.00 0.01 0.00 0.01 99.96 12:30:01 3 0.03 0.00 0.01 0.00 0.00 99.96 12:30:01 4 0.03 0.00 0.01 0.00 0.00 99.95 12:30:01 5 0.03 0.00 0.02 0.02 0.01 99.92 12:30:01 6 0.02 0.00 0.01 0.00 0.01 99.95 12:30:01 7 0.00 0.00 0.01 0.01 0.01 99.97 12:40:12 all 1.08 0.00 0.12 0.14 0.01 98.65 12:40:12 0 0.20 0.00 0.03 0.00 0.00 99.76 12:40:12 1 0.28 0.00 0.05 0.01 0.03 99.62 12:40:12 2 4.27 0.00 0.31 0.15 0.01 95.25 12:40:12 3 1.99 0.00 0.18 0.04 0.01 97.77 12:40:12 4 0.99 0.00 0.11 0.01 0.00 98.88 12:40:12 5 0.17 0.00 0.10 0.53 0.02 99.17 12:40:12 6 0.57 0.00 0.03 0.02 0.01 99.37 12:40:12 7 0.14 0.00 0.17 0.32 0.01 99.36 Average: all 0.55 0.00 0.07 0.07 0.01 99.30 Average: 0 0.10 0.00 0.02 0.00 0.00 99.88 Average: 1 0.16 0.00 0.04 0.00 0.03 99.76 Average: 2 2.16 0.00 0.16 0.07 0.01 97.59 Average: 3 1.02 0.00 0.10 0.02 0.01 98.86 Average: 4 0.51 0.00 0.06 0.01 0.00 99.41 Average: 5 0.10 0.00 0.06 0.28 0.02 99.54 Average: 6 0.30 0.00 0.02 0.01 0.01 99.66 Average: 7 0.07 0.00 0.09 0.17 0.01 99.66